Ear plug



FIG. 1 is a perspective view of an ear plug illustrating my new design;

FIG. 2 is a side elevation view thereof, the opposite side elevational view being a mirror image of that shown;

FIG. 3 is a top plan view thereof; the opposite bottom plan view being a mirror image of that shown;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a rear side elevational view thereof;

FIG. 6 is a perspective view of an ear plug illustration my new design; and,

FIG. 7 is a partial side elevational view thereof; the opposite side elevational view being a mirror image of that shown.

The broken line showing in the FIGS. 6 and 7 are for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an ear plug, as shown and described. 